Cyrus, You Just Completed Pulmonary Fellowship, What Do You Wish You Had Knew

If it's a normal a difference, it's alvular. It's a problem getting air into the lungs either bease there isn't enough air in the environment, or they're not breathing. As patients age, ah, particularly very, very advanced age age patients, you can have a bigger gradient. That's not necessarily pathologic. But but as a general rule, in younger people, it's maybe about ten, and older people, it might be more like 20. If it's more than that, is clearly abnormal.